Delrin surface finishing options are limited. The material is difficult to paint or bond. Most applications use the as-machined finish, which is already smooth and functional.
| Parameter | Value |
|---|---|
| Achievable Tolerances | ±0.02 mm (finished) |
| Surface Finish | Ra 0.4-1.6 μm |
| Cutting Speed | N/A |
| Feed Rate | N/A |
| Tooling Recommendations | N/A — post-machining process |
As-machined finish is standard and usually sufficient
Bead blast for uniform matte look
Cannot be easily painted or glued
Consider colored Delrin stock for cosmetic needs
As-machined gears
Polished bearing surfaces
Bead-blasted covers
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